Stevenson, H. H., & Roberts, M. J. (1989). New business ventures and the entrepreneur (3rd .ed.). Irwin.
Chicagoスタイル(17版)引用形式Stevenson, Howard H., , Michael J. Roberts. New Business Ventures and the Entrepreneur. 3rd .ed. Boston: Irwin, 1989.
MLA(9版)引用形式Stevenson, Howard H., , Michael J. Roberts. New Business Ventures and the Entrepreneur. 3rd .ed. Irwin, 1989.
警告: この引用は必ずしも正確ではありません.